New analysis casts doubt on ‘biosignatures’ found on planet K2-18b
Scientists are debating whether data from the James Webb Space Telescope is really pointing to biosignature gases in the atmosphere of planet K2-18b. Adriana M.…
Tag: astrobiology
Are there signs of life on alien planet K2-18b, or is it just a lot of hot air?
This artist’s impression depicts what a water world with a hydrogen atmosphere, such as planet K2-18b, might look like. A. Smith, N. Madhusudhan/University of Cambridge…